/* color palette from <https://github.com/vuejs/theme> */
:root {
  --vt-c-white: #ffffff;
  --vt-c-white-soft: #f8f8f8;
  --vt-c-white-mute: #f2f2f2;

  --vt-c-black: #181818;
  --vt-c-black-soft: #222222;
  --vt-c-black-mute: #282828;

  --vt-c-indigo: #2c3e50;

  --vt-c-divider-light-1: rgba(60, 60, 60, 0.29);
  --vt-c-divider-light-2: rgba(60, 60, 60, 0.12);
  --vt-c-divider-dark-1: rgba(84, 84, 84, 0.65);
  --vt-c-divider-dark-2: rgba(84, 84, 84, 0.48);

  --vt-c-text-light-1: var(--vt-c-indigo);
  --vt-c-text-light-2: rgba(60, 60, 60, 0.66);
  --vt-c-text-dark-1: var(--vt-c-white);
  --vt-c-text-dark-2: rgba(235, 235, 235, 0.64);
}

/* semantic color variables for this project */
:root {
  --color-background: var(--vt-c-white);
  --color-background-soft: var(--vt-c-white-soft);
  --color-background-mute: var(--vt-c-white-mute);

  --color-border: var(--vt-c-divider-light-2);
  --color-border-hover: var(--vt-c-divider-light-1);

  --color-heading: var(--vt-c-text-light-1);
  --color-text: var(--vt-c-text-light-1);

  --section-gap: 160px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  font-weight: normal;
}

body {
  transition:
    color 0.5s,
    background-color 0.5s;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-family: '黑体', 'Microsoft YaHei';
}

.flex {
  display: flex;
}

.flex-jsc {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.flex-jc {
  display: flex;
  justify-content: center;
}

.flex-c-ac {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.flex-ac {
  display: flex;
  align-items: center;
}

.flex-wrap {
  display: flex;
  flex-wrap: wrap;
}

img {
  user-select: none;
  -moz-user-select: none;
  -webkit-user-select: none;
  -ms-user-select: none;
}

.desc {
  font-size: 14px;
  font-weight: 400;
  color: rgba(124, 133, 141, 1);
}

.cursor {
  cursor: pointer;
}

.mt30 {
  margin-top: 30px;
}
.ai-list .flex-ac {
  cursor: pointer;
  box-sizing: border-box;
}

.ai-list .flex-ac:hover {
  border: 2px solid #007aff;
}
